[simspark-cvs] simspark/spark/oxygen/geometryserver geometryserver.cpp,NONE,1.1 geometryserver.h,NONE,1.1 geometryserver_c.cpp,NONE,1.1 indexbuffer.cpp,NONE,1.1 indexbuffer.h,NONE,1.1 meshimporter.cpp,NONE,1.1 meshimporter.h,NONE,1.1 meshimporter_c.cpp,NONE,1.1 stdmeshimporter.cpp,NONE,1.1 stdmeshimporter.h,NONE,1.1 stdmeshimporter_c.cpp,NONE,1.1 trimesh.cpp,NONE,1.1 trimesh.h,NONE,1.1

[Markus R. <rol...@us...>]

Update of /cvsroot/simspark/simspark/spark/oxygen/geometryserver
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv14301/geometryserver

Added Files:
	geometryserver.cpp geometryserver.h geometryserver_c.cpp 
	indexbuffer.cpp indexbuffer.h meshimporter.cpp meshimporter.h 
	meshimporter_c.cpp stdmeshimporter.cpp stdmeshimporter.h 
	stdmeshimporter_c.cpp trimesh.cpp trimesh.h 
Log Message:


--- NEW FILE: meshimporter_c.cpp ---
/* -*- mode: c++; c-basic-offset: 4; indent-tabs-mode: nil -*-

   this file is part of rcssserver3D
   Fri May 9 2003
   Copyright (C) 2002,2003 Koblenz University
   Copyright (C) 2003 RoboCup Soccer Server 3D Maintenance Group
   $Id: meshimporter_c.cpp,v 1.1 2005/12/05 21:16:49 rollmark Exp $

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; version 2 of the License.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#include "meshimporter.h"

using namespace oxygen;

void CLASS(MeshImporter)::DefineClass()
{
    DEFINE_BASECLASS(zeitgeist/Leaf);
}

--- NEW FILE: meshimporter.h ---
/* -*- mode: c++; c-basic-offset: 4; indent-tabs-mode: nil -*-

   this file is part of rcssserver3D
   Fri May 9 2003
   Copyright (C) 2002,2003 Koblenz University
   Copyright (C) 2003 RoboCup Soccer Server 3D Maintenance Group
   $Id: meshimporter.h,v 1.1 2005/12/05 21:16:49 rollmark Exp $

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; version 2 of the License.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef OXYGEN_MESHIMPORTER_H
#define OXYGEN_MESHIMPORTER_H

#include <zeitgeist/class.h>
#include <zeitgeist/node.h>
#include "trimesh.h"

namespace oxygen
{

/** \class MeshImporter defines an interface for classes that import
    or generate trimeshes. MeshImporter classes are registered to the
    GeometryServer
*/
class MeshImporter : public zeitgeist::Leaf
{
public:
    MeshImporter() : Leaf() {};
    virtual ~MeshImporter() {};

    /** loads or generates a mesh referenced by the given name and
        optional list of parameters
    */
    virtual boost::shared_ptr<TriMesh> ImportMesh
    (const std::string& name,__attribute__((unused))
     const zeitgeist::ParameterList& parameter) = 0;

    /** returns a unique name for each combination of name and
        parameter. This is only useful for parameterized
        MeshImporters. The default implementation returns \param name
     */
    virtual std::string MangleName
    (const std::string& name, const zeitgeist::ParameterList& parameter);
};

DECLARE_ABSTRACTCLASS(MeshImporter);

} // namespace oxgen

#endif // OXYGEN_MESHIMPORTER_H

--- NEW FILE: stdmeshimporter_c.cpp ---
/* -*- mode: c++; c-basic-offset: 4; indent-tabs-mode: nil -*-

   this file is part of rcssserver3D
   Fri May 9 2003
   Copyright (C) 2002,2003 Koblenz University
   Copyright (C) 2003 RoboCup Soccer Server 3D Maintenance Group
   $Id: stdmeshimporter_c.cpp,v 1.1 2005/12/05 21:16:49 rollmark Exp $

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; version 2 of the License.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#include "stdmeshimporter.h"

using namespace oxygen;

void CLASS(StdMeshImporter)::DefineClass()
{
    DEFINE_BASECLASS(oxygen/MeshImporter);
}

--- NEW FILE: geometryserver.h ---
/* -*- mode: c++; c-basic-offset: 4; indent-tabs-mode: nil -*-

   this file is part of rcssserver3D
   Fri May 9 2003
   Copyright (C) 2002,2003 Koblenz University
   Copyright (C) 2003 RoboCup Soccer Server 3D Maintenance Group
   $Id: geometryserver.h,v 1.1 2005/12/05 21:16:49 rollmark Exp $

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; version 2 of the License.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef OXYGEN_GEOMETRYSERVER_H
#define OXYGEN_GEOMETRYSERVER_H

#include <zeitgeist/class.h>
#include <zeitgeist/node.h>
#include "trimesh.h"

namespace oxygen
{

/** \class GeometryServer manages a set of triangle meshes and a set
    of plugins to import or generate them. Triangle meshes are used
    for collision detection and rendering.
 */
class GeometryServer : public zeitgeist::Node
{
protected:
    typedef std::map<std::string, boost::shared_ptr<TriMesh> > TMeshMap;

public:
    GeometryServer();
    ~GeometryServer();

    /** creates an instance of \param importerName and registers it as a
        MeshImporter to the GeometryServer
    */
    bool InitMeshImporter(const std::string& importerName);

    /** imports the trimesh \param name, with the given parameters or
        returns a cached reference
    */
    boost::shared_ptr<TriMesh> GetMesh
    (const std::string& name, const zeitgeist::ParameterList& parameter);

protected:
    /** registers the standard mesh importer */
    virtual void OnLink();

protected:
    /** the registry of cached trimeshes */
    TMeshMap mMeshMap;
};

DECLARE_CLASS(GeometryServer);

} //namespace oxygen

#endif //OXYGEN_GEOMETRYSERVER_H



--- NEW FILE: stdmeshimporter.h ---
/* -*- mode: c++; c-basic-offset: 4; indent-tabs-mode: nil -*-

   this file is part of rcssserver3D
   Fri May 9 2003
   Copyright (C) 2002,2003 Koblenz University
   Copyright (C) 2003 RoboCup Soccer Server 3D Maintenance Group
   $Id: stdmeshimporter.h,v 1.1 2005/12/05 21:16:49 rollmark Exp $

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; version 2 of the License.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef OXYGEN_STDMESHIMPORTER
#define OXYGEN_STDMESHIMPORTER

#include "meshimporter.h"

namespace oxygen
{
/** \class StdMeshImporter is a MeshImporter that generates a standard
     set of meshes. These are spheres, boxes and capped cylinders.
*/
class StdMeshImporter : public MeshImporter
{
public:
    StdMeshImporter();
    virtual ~StdMeshImporter();

    /** generates a mesh referenced by the given name and optional
        list of parameters */
    virtual boost::shared_ptr<TriMesh> ImportMesh
    (const std::string& name,const zeitgeist::ParameterList& parameter);

    /** returns a unique name for each parameterized capped cylinder
        mesh, and \param name otherwise
     */
    virtual std::string MangleName
    (const std::string& name,const zeitgeist::ParameterList& parameter);

protected:
    /** constructs a unit sphere */
    boost::shared_ptr<TriMesh> UnitSphereMesh();

    /** constructs a unit box */
    boost::shared_ptr<TriMesh> UnitBoxMesh();

    /** constructs a unit capped cylinder */
    boost::shared_ptr<TriMesh> UnitCCylinder
    (const zeitgeist::ParameterList& parameter);
};

DECLARE_CLASS(StdMeshImporter);

} // namespace oxygen

#endif // OXYGEN_STDMESHIMPORTER

--- NEW FILE: trimesh.cpp ---
/* -*- mode: c++; c-basic-offset: 4; indent-tabs-mode: nil -*-

   this file is part of rcssserver3D
   Fri May 9 2003
   Copyright (C) 2002,2003 Koblenz University
   Copyright (C) 2003 RoboCup Soccer Server 3D Maintenance Group
   $Id: trimesh.cpp,v 1.1 2005/12/05 21:16:49 rollmark Exp $

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; version 2 of the License.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "trimesh.h"

using namespace oxygen;
using namespace std;
using namespace boost;

TriMesh::TriMesh() : mVertexCount(0)
{
}

TriMesh::~TriMesh()
{
}

void TriMesh::SetPos(shared_array<float> pos, int vertexCount)
{
    mPos = pos;
    mVertexCount = vertexCount;
}

void TriMesh::SetTexCoords(shared_array<float> texCoords)
{
    mTexCoords = texCoords;
}

void TriMesh::SetNormals(shared_array<float> normal)
{
    mNormal = normal;
}

const shared_array<float> TriMesh::GetPos() const
{
    return mPos;
}

int TriMesh::GetVertexCount() const
{
    return mVertexCount;
}

const shared_array<float> TriMesh::GetTexCoords() const
{
    return mTexCoords;
}

const shared_array<float> TriMesh::GetNormals() const
{
    return mNormal;
}

void TriMesh::AddFace(boost::shared_ptr<IndexBuffer> indeces,
                       const std::string& material)
{
    mFaces.push_back(Face(indeces, material));
}

void TriMesh::AddFace(const Face& face)
{
    mFaces.push_back(face);
}

const TriMesh::TFaces& TriMesh::GetFaces() const
{
    return mFaces;
}

const std::string& TriMesh::GetName() const
{
    return mName;
}

void TriMesh::SetName(const std::string& name)
{
    mName = name;
}



--- NEW FILE: indexbuffer.cpp ---
/* -*- mode: c++; c-basic-offset: 4; indent-tabs-mode: nil -*-

   this file is part of rcssserver3D
   Fri May 9 2003
   Copyright (C) 2002,2003 Koblenz University
   Copyright (C) 2003 RoboCup Soccer Server 3D Maintenance Group
   $Id: indexbuffer.cpp,v 1.1 2005/12/05 21:16:49 rollmark Exp $

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; version 2 of the License.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#include "indexbuffer.h"
#include <string.h>

using namespace oxygen;
using namespace boost;

IndexBuffer::IndexBuffer()
    : mMaxIndex(0), mNumIndex(0), mIndex(0)   {}

IndexBuffer::~IndexBuffer()
{
}

void IndexBuffer::Cache(unsigned int numIndex, unsigned int *index)
{
    EnsureFit(numIndex);

    // append new index data to our cache
    memcpy(&mIndex[mNumIndex], index, numIndex*sizeof(unsigned int));
    mNumIndex += numIndex;
}

void IndexBuffer::Cache(unsigned int newIndex)
{
    Cache(1, &newIndex);
}

void IndexBuffer::EnsureFit(unsigned int count)
{
    if(mIndex.get() == 0)
        {
            mIndex    = shared_array<unsigned int>(new unsigned int[count]);
            mMaxIndex = count;
            mNumIndex = 0;
        } else
            {
                // check if there's enough room in our index cache
                const unsigned int reqSize = mNumIndex+count;

                if(mMaxIndex < reqSize)
                {
                    // we don't have enough room ... so make room
                    unsigned int newSize = mMaxIndex*2;

                    while(newSize<reqSize)
                        {
                            newSize *= 2;
                        }

                    // allocate new memory
                    shared_array<unsigned int> newIndex(new unsigned int[newSize]);

                    // copy old data
                    memcpy(newIndex.get(), mIndex.get(),
                           mNumIndex*sizeof(unsigned int));

                    mIndex          = newIndex;
                    mMaxIndex       = newSize;
                }
        }
}

void IndexBuffer::Flush()
{
    mNumIndex = 0;
}

int IndexBuffer::GetNumIndex() const
{
    return mNumIndex;
}

shared_array<unsigned int> IndexBuffer::GetIndex() const
{
    return mIndex;
}


--- NEW FILE: indexbuffer.h ---
/* -*- mode: c++; c-basic-offset: 4; indent-tabs-mode: nil -*-

   this file is part of rcssserver3D
   Fri May 9 2003
   Copyright (C) 2002,2003 Koblenz University
   Copyright (C) 2003 RoboCup Soccer Server 3D Maintenance Group
   $Id: indexbuffer.h,v 1.1 2005/12/05 21:16:49 rollmark Exp $

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; version 2 of the License.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef OXYGEN_INDEXBUFFER_H
#define OXYGEN_INDEXBUFFER_H

#include <boost/shared_array.hpp>

namespace oxygen
{

/** IndexBuffer is intended as a cache for indeces pointing into a
    vertexbuffer to describe a set of triangles. It is used together
    with the StaticMesh class
 */
class IndexBuffer
{
public:
    IndexBuffer();
    virtual ~IndexBuffer();

    /** caches (i.e. copies) an index list for rendering at a later
        point in time, growing the index cache if necessary.

        \param numIndex number of indices to add to the cache
        \param index    pointer to index data
    */
    void Cache(unsigned int numIndex, unsigned int *index);

    /** appends a single index */
    void Cache(unsigned int newIndex);

    /** empties the index buffer */
    void Flush();

    /** returns the number of cached indeces */
    int GetNumIndex() const;

    /** returns a cached index */
    boost::shared_array<unsigned int> GetIndex() const;

    /** ensures that the index buffer can hold the additional (!)
        number of elements (creates new storage on demand, copys old
        data)
    */
    void EnsureFit(unsigned int count);

protected:
    /** the maximum number of indices we can cache with the allocated
        memory */
    unsigned int mMaxIndex;

    /** the number of indices currently cached */
    unsigned int mNumIndex;

    /** pointer to the memory, where we cache the indices */
    boost::shared_array<unsigned int> mIndex;
};

}
#endif //OXYGEN_INDEXBUFFER_H

--- NEW FILE: geometryserver_c.cpp ---
/* -*- mode: c++; c-basic-offset: 4; indent-tabs-mode: nil -*-

this file is part of rcssserver3D
Fri May 9 2003
Copyright (C) 2002,2003 Koblenz University
Copyright (C) 2003 RoboCup Soccer Server 3D Maintenance Group
$Id: geometryserver_c.cpp,v 1.1 2005/12/05 21:16:49 rollmark Exp $

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#include "geometryserver.h"

using namespace oxygen;
using namespace std;

FUNCTION(GeometryServer,initMeshImporter)
{
    string inImporterName;

    if (
        (in.GetSize() != 1) ||
        (! in.GetValue(in.begin(),inImporterName))
        )
        {
            return false;
        }

    return obj->InitMeshImporter(inImporterName);
}

void CLASS(GeometryServer)::DefineClass()
{
    DEFINE_BASECLASS(zeitgeist/Node);
    DEFINE_FUNCTION(initMeshImporter);
}


--- NEW FILE: meshimporter.cpp ---
/* -*- mode: c++; c-basic-offset: 4; indent-tabs-mode: nil -*-

   this file is part of rcssserver3D
   Fri May 9 2003
   Copyright (C) 2002,2003 Koblenz University
   Copyright (C) 2003 RoboCup Soccer Server 3D Maintenance Group
   $Id: meshimporter.cpp,v 1.1 2005/12/05 21:16:49 rollmark Exp $

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; version 2 of the License.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "meshimporter.h"

using namespace oxygen;
using namespace zeitgeist;
using namespace boost;
using namespace std;

string MeshImporter::MangleName (const string& name, const ParameterList& /*parameter*/)
{
    return name;
}


--- NEW FILE: geometryserver.cpp ---
/* -*- mode: c++; c-basic-offset: 4; indent-tabs-mode: nil -*-

   this file is part of rcssserver3D
   Fri May 9 2003
   Copyright (C) 2002,2003 Koblenz University
   Copyright (C) 2003 RoboCup Soccer Server 3D Maintenance Group
   $Id: geometryserver.cpp,v 1.1 2005/12/05 21:16:49 rollmark Exp $

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; version 2 of the License.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "geometryserver.h"
#include "meshimporter.h"
#include <zeitgeist/logserver/logserver.h>

using namespace oxygen;
using namespace zeitgeist;
using namespace salt;
using namespace std;
using namespace boost;

GeometryServer::GeometryServer() : Node()
{
}

GeometryServer::~GeometryServer()
{
}

void GeometryServer::OnLink()
{
    if (mChildren.size() == 0)
        {
            InitMeshImporter("oxygen/StdMeshImporter");
        }
}

bool GeometryServer::InitMeshImporter(const string& importerName)
{
    shared_ptr<MeshImporter> importer
        = shared_dynamic_cast<MeshImporter>(GetCore()->New(importerName));

    if (importer.get() == 0)
        {
            GetLog()->Error() << "(GeometryServer) ERROR: "
                              << "unable to create '" << importerName << "'\n";
            return false;
        }

    importer->SetName(importerName);
    AddChildReference(importer);

    GetLog()->Normal()
        << "(GeometryServer) MeshImporter '" << importerName << "' registered\n";

    return true;
}

shared_ptr<TriMesh> GeometryServer::GetMesh
(const string& name, const::ParameterList& parameter)
{
    // try a direct match
    string meshName = name;
    TMeshMap::iterator meshIter = mMeshMap.find(meshName);

    if (meshIter != mMeshMap.end())
        {
            return (*meshIter).second;
        }

    TLeafList importer;
    ListChildrenSupportingClass<MeshImporter>(importer);

    if (importer.size() == 0)
        {
            GetLog()->Error()
                << "(GeometryServer) Warning: no MeshImporter registered\n";

            return shared_ptr<TriMesh>();
        }

    // try to mangle the name
    for (
         TLeafList::iterator iter = importer.begin();
         iter != importer.end();
         ++iter
         )
        {
            shared_ptr<MeshImporter> importer =
                shared_static_cast<MeshImporter>(*iter);

            string str = importer->MangleName(name, parameter);

            if (str != meshName)
                {
                    meshName = str;
                    meshIter = mMeshMap.find(meshName);
                    if (meshIter != mMeshMap.end())
                        {
                            return (*meshIter).second;
                        }
                }
        }

    // try to import the mesh
    for (
         TLeafList::iterator iter = importer.begin();
         iter != importer.end();
         ++iter
         )
        {
            shared_ptr<MeshImporter> importer =
                shared_static_cast<MeshImporter>(*iter);

            shared_ptr<TriMesh> mesh = importer->ImportMesh(name,parameter);

            if (mesh.get() == 0)
                {
                    continue;
                }

            string meshName = mesh->GetName();
            if (meshName == "")
                {
                    mesh->SetName(name);
                    meshName = name;
                }

            GetLog()->Normal()
                << "(GeometryServer) imported mesh '"
                << meshName << " with '"
                << importer->GetName() << "'\n";

            mMeshMap[meshName] = mesh;
            return mesh;
        }

    GetLog()->Error() << "(GeometryServer) ERROR: cannot import mesh '"
                      << name << "'\n";

    return shared_ptr<TriMesh>();
}


--- NEW FILE: stdmeshimporter.cpp ---
/* -*- mode: c++; c-basic-offset: 4; indent-tabs-mode: nil -*-

   this file is part of rcssserver3D
   Fri May 9 2003
   Copyright (C) 2002,2003 Koblenz University
   Copyright (C) 2003 RoboCup Soccer Server 3D Maintenance Group
   $Id: stdmeshimporter.cpp,v 1.1 2005/12/05 21:16:49 rollmark Exp $

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; version 2 of the License.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "stdmeshimporter.h"
#include <salt/gmath.h>
#include <sstream>

#include <zeitgeist/logserver/logserver.h>
using namespace zeitgeist;
using namespace oxygen;
using namespace boost;
using namespace salt;
using namespace std;

StdMeshImporter::StdMeshImporter() : MeshImporter()
{
}

StdMeshImporter::~StdMeshImporter()
{
}

static const string gSphereStr = "StdUnitSphere";
static const string gBoxStr = "StdUnitBox";
static const string gCCylinderStr = "StdCCylinder";

shared_ptr<TriMesh>
StdMeshImporter::ImportMesh(const std::string& name,const ParameterList& parameter)
{
    if (name == gSphereStr)
        {
            return UnitSphereMesh();
        }

    if (name == gBoxStr)
        {
            return UnitBoxMesh();
        }

    if (name == gCCylinderStr)
        {
            return UnitCCylinder(parameter);
        }

    return shared_ptr<TriMesh>();
}

//
// unit sphere
//

// This code is thanks to John Ratcliff
static const int gNumSphereVertices = 114;
static const int gNumSphereFaces = 224;

static float gSphereVertices[gNumSphereVertices*3] =
    {
        0.0000f,0.0000f,1.0000f,  0.0000f,0.3827f,0.9239f,  -0.1464f,0.3536f,0.9239f,
        -0.2706f,0.2706f,0.9239f,  -0.3536f,0.1464f,0.9239f,  -0.3827f,0.0000f,0.9239f,
        -0.3536f,-0.1464f,0.9239f,  -0.2706f,-0.2706f,0.9239f,  -0.1464f,-0.3536f,0.9239f,
        0.0000f,-0.3827f,0.9239f,  0.1464f,-0.3536f,0.9239f,  0.2706f,-0.2706f,0.9239f,
        0.3536f,-0.1464f,0.9239f,  0.3827f,0.0000f,0.9239f,  0.3536f,0.1464f,0.9239f,
        0.2706f,0.2706f,0.9239f,  0.1464f,0.3536f,0.9239f,  0.0000f,0.7071f,0.7071f,
        -0.2706f,0.6533f,0.7071f,  -0.5000f,0.5000f,0.7071f,  -0.6533f,0.2706f,0.7071f,
        -0.7071f,0.0000f,0.7071f,  -0.6533f,-0.2706f,0.7071f,  -0.5000f,-0.5000f,0.7071f,
        -0.2706f,-0.6533f,0.7071f,  0.0000f,-0.7071f,0.7071f,  0.2706f,-0.6533f,0.7071f,
        0.5000f,-0.5000f,0.7071f,  0.6533f,-0.2706f,0.7071f,  0.7071f,0.0000f,0.7071f,
        0.6533f,0.2706f,0.7071f,  0.5000f,0.5000f,0.7071f,  0.2706f,0.6533f,0.7071f,
        0.0000f,0.9239f,0.3827f,  -0.3536f,0.8536f,0.3827f,  -0.6533f,0.6533f,0.3827f,
        -0.8536f,0.3536f,0.3827f,  -0.9239f,0.0000f,0.3827f,  -0.8536f,-0.3536f,0.3827f,
        -0.6533f,-0.6533f,0.3827f,  -0.3536f,-0.8536f,0.3827f,  0.0000f,-0.9239f,0.3827f,
        0.3536f,-0.8536f,0.3827f,  0.6533f,-0.6533f,0.3827f,  0.8536f,-0.3536f,0.3827f,
        0.9239f,0.0000f,0.3827f,  0.8536f,0.3536f,0.3827f,  0.6533f,0.6533f,0.3827f,
        0.3536f,0.8536f,0.3827f,  0.0000f,1.0000f,0.0000f,  -0.3827f,0.9239f,0.0000f,
        -0.7071f,0.7071f,0.0000f,  -0.9239f,0.3827f,0.0000f,  -1.0000f,0.0000f,0.0000f,
        -0.9239f,-0.3827f,0.0000f,  -0.7071f,-0.7071f,0.0000f,  -0.3827f,-0.9239f,0.0000f,
        0.0000f,-1.0000f,0.0000f,  0.3827f,-0.9239f,0.0000f,  0.7071f,-0.7071f,0.0000f,
        0.9239f,-0.3827f,0.0000f,  1.0000f,0.0000f,0.0000f,  0.9239f,0.3827f,0.0000f,
        0.7071f,0.7071f,0.0000f,  0.3827f,0.9239f,0.0000f,  0.0000f,0.9239f,-0.3827f,
        -0.3536f,0.8536f,-0.3827f,  -0.6533f,0.6533f,-0.3827f,  -0.8536f,0.3536f,-0.3827f,
        -0.9239f,0.0000f,-0.3827f,  -0.8536f,-0.3536f,-0.3827f,  -0.6533f,-0.6533f,-0.3827f,
        -0.3536f,-0.8536f,-0.3827f,  0.0000f,-0.9239f,-0.3827f,  0.3536f,-0.8536f,-0.3827f,
        0.6533f,-0.6533f,-0.3827f,  0.8536f,-0.3536f,-0.3827f,  0.9239f,0.0000f,-0.3827f,
        0.8536f,0.3536f,-0.3827f,  0.6533f,0.6533f,-0.3827f,  0.3536f,0.8536f,-0.3827f,
        0.0000f,0.7071f,-0.7071f,  -0.2706f,0.6533f,-0.7071f,  -0.5000f,0.5000f,-0.7071f,
        -0.6533f,0.2706f,-0.7071f,  -0.7071f,0.0000f,-0.7071f,  -0.6533f,-0.2706f,-0.7071f,
        -0.5000f,-0.5000f,-0.7071f,  -0.2706f,-0.6533f,-0.7071f,  0.0000f,-0.7071f,-0.7071f,
        0.2706f,-0.6533f,-0.7071f,  0.5000f,-0.5000f,-0.7071f,  0.6533f,-0.2706f,-0.7071f,
        0.7071f,0.0000f,-0.7071f,  0.6533f,0.2706f,-0.7071f,  0.5000f,0.5000f,-0.7071f,
        0.2706f,0.6533f,-0.7071f,  0.0000f,0.3827f,-0.9239f,  -0.1464f,0.3536f,-0.9239f,
        -0.2706f,0.2706f,-0.9239f,  -0.3536f,0.1464f,-0.9239f,  -0.3827f,0.0000f,-0.9239f,
        -0.3536f,-0.1464f,-0.9239f,  -0.2706f,-0.2706f,-0.9239f,  -0.1464f,-0.3536f,-0.9239f,
        0.0000f,-0.3827f,-0.9239f,  0.1464f,-0.3536f,-0.9239f,  0.2706f,-0.2706f,-0.9239f,
        0.3536f,-0.1464f,-0.9239f,  0.3827f,0.0000f,-0.9239f,  0.3536f,0.1464f,-0.9239f,
        0.2706f,0.2706f,-0.9239f,  0.1464f,0.3536f,-0.9239f,  0.0000f,0.0000f,-1.0000f
    };

static unsigned int gSphereFaces[gNumSphereFaces*3] =
    {
        0,1,2, 0,2,3, 0,3,4, 0,4,5, 0,5,6, 0,6,7, 0,7,8, 0,8,9, 0,9,10,
        0,10,11, 0,11,12, 0,12,13, 0,13,14, 0,14,15, 0,15,16, 0,16,1, 1,17,18, 1,18,2,
        2,18,19, 2,19,3, 3,19,20, 3,20,4, 4,20,21, 4,21,5, 5,21,22, 5,22,6, 6,22,23,
        6,23,7, 7,23,24, 7,24,8, 8,24,25, 8,25,9, 9,25,26, 9,26,10, 10,26,27, 10,27,11,
        11,27,28, 11,28,12, 12,28,29, 12,29,13, 13,29,30, 13,30,14, 14,30,31, 14,31,15, 15,31,32,
        15,32,16, 16,32,17, 16,17,1, 17,33,34, 17,34,18, 18,34,35, 18,35,19, 19,35,36, 19,36,20,
        20,36,37, 20,37,21, 21,37,38, 21,38,22, 22,38,39, 22,39,23, 23,39,40, 23,40,24, 24,40,41,
        24,41,25, 25,41,42, 25,42,26, 26,42,43, 26,43,27, 27,43,44, 27,44,28, 28,44,45, 28,45,29,
        29,45,46, 29,46,30, 30,46,47, 30,47,31, 31,47,48, 31,48,32, 32,48,33, 32,33,17, 33,49,50,
        33,50,34, 34,50,51, 34,51,35, 35,51,52, 35,52,36, 36,52,53, 36,53,37, 37,53,54, 37,54,38,
        38,54,55, 38,55,39, 39,55,56, 39,56,40, 40,56,57, 40,57,41, 41,57,58, 41,58,42, 42,58,59,
        42,59,43, 43,59,60, 43,60,44, 44,60,61, 44,61,45, 45,61,62, 45,62,46, 46,62,63, 46,63,47,
        47,63,64, 47,64,48, 48,64,49, 48,49,33, 49,65,66, 49,66,50, 50,66,67, 50,67,51, 51,67,68,
        51,68,52, 52,68,69, 52,69,53, 53,69,70, 53,70,54, 54,70,71, 54,71,55, 55,71,72, 55,72,56,
        56,72,73, 56,73,57, 57,73,74, 57,74,58, 58,74,75, 58,75,59, 59,75,76, 59,76,60, 60,76,77,
        60,77,61, 61,77,78, 61,78,62, 62,78,79, 62,79,63, 63,79,80, 63,80,64, 64,80,65, 64,65,49,
        65,81,82, 65,82,66, 66,82,83, 66,83,67, 67,83,84, 67,84,68, 68,84,85, 68,85,69, 69,85,86,
        69,86,70, 70,86,87, 70,87,71, 71,87,88, 71,88,72, 72,88,89, 72,89,73, 73,89,90, 73,90,74,
        74,90,91, 74,91,75, 75,91,92, 75,92,76, 76,92,93, 76,93,77, 77,93,94, 77,94,78, 78,94,95,
        78,95,79, 79,95,96, 79,96,80, 80,96,81, 80,81,65, 81,97,98, 81,98,82, 82,98,99, 82,99,83,
        83,99,100, 83,100,84, 84,100,101, 84,101,85, 85,101,102, 85,102,86, 86,102,103, 86,103,87, 87,103,104,
        87,104,88, 88,104,105, 88,105,89, 89,105,106, 89,106,90, 90,106,107, 90,107,91, 91,107,108, 91,108,92,
        92,108,109, 92,109,93, 93,109,110, 93,110,94, 94,110,111, 94,111,95, 95,111,112, 95,112,96, 96,112,97,
        96,97,81, 113,98,97, 113,99,98, 113,100,99, 113,101,100, 113,102,101, 113,103,102, 113,104,103, 113,105,104,
        113,106,105, 113,107,106, 113,108,107, 113,109,108, 113,110,109, 113,111,110, 113,112,111, 113,97,112
    };

shared_ptr<TriMesh> StdMeshImporter::UnitSphereMesh()
{
    shared_ptr<TriMesh> mesh(new TriMesh());

    shared_array<float> pos(new float[gNumSphereVertices*3]);
    memcpy(pos.get(),gSphereVertices,gNumSphereVertices*3*sizeof(float));
    mesh->SetPos(pos,gNumSphereVertices);

    // vertices on a unit sphere are identical to their corresponding
    // normal
    mesh->SetNormals(pos);

    shared_ptr<IndexBuffer> idx(new IndexBuffer());
    idx->Cache(gNumSphereFaces*3,gSphereFaces);
    mesh->AddFace(idx);

    return mesh;
}

//
// unit box
//

static const int gNumBoxVertices = 24;
static const int gNumBoxFaces = 12;

static float gBoxVertices[gNumBoxVertices*3] =
    {
        -0.5f,-0.5f,0.5f,  0.5f,-0.5f, 0.5f,   0.5f,0.5f,0.5f,
        -0.5f,0.5f,0.5f,  -0.5f,-0.5f,-0.5f,  -0.5f,0.5f,-0.5f,
        0.5f,0.5f,-0.5f,   0.5f,-0.5f,-0.5f,  -0.5f,0.5f,-0.5f,
        -0.5f,0.5f,0.5f,   0.5f,0.5f,0.5f,     0.5f,0.5f,-0.5f,
        -0.5f,-0.5f,-0.5f, 0.5f,-0.5f,-0.5f,   0.5f,-0.5f,0.5f,
        -0.5f,-0.5f,0.5f,  0.5f,-0.5f,-0.5f,   0.5f,0.5f,-0.5f,
        0.5f,0.5f,0.5f,    0.5f,-0.5f,0.5f,   -0.5f,-0.5f,-0.5f,
        -0.5f,-0.5f,0.5f,  -0.5f,0.5f,0.5f,   -0.5f,0.5f,-0.5f
    };

static float gBoxNormals[gNumBoxVertices*3] =
    {
         0.0f,0.0f,1.0f,  0.0f,0.0f,1.0f,  0.0f,0.0f,1.0f,
         0.0f,0.0f,1.0f,  0.0f,0.0f,-1.0f, 0.0f,0.0f,-1.0f,
         0.0f,0.0f,-1.0f, 0.0f,0.0f,-1.0f, 0.0f,1.0f,0.0f,
         0.0f,1.0f,0.0f,  0.0f,1.0f,0.0f,  0.0f,1.0f,0.0f,
         0.0f,-1.0f,0.0f, 0.0f,-1.0f,0.0f, 0.0f,-1.0f,0.0f,
         0.0f,-1.0f,0.0f, 1.0f,0.0f,0.0f,  1.0f,0.0f,0.0f,
         1.0f,0.0f,0.0f,  1.0f,0.0f,0.0f,  -1.0f,0.0f,0.0f,
         -1.0f,0.0f,0.0f, -1.0f,0.0f,0.0f, -1.0f,0.0f,0.0f
    };

static float gBoxTexCoords[gNumBoxVertices*3] =
    {
        0.0f,0.0f,0.0f,  1.0f,0.0f,0.0f,  1.0f,1.0f,0.0f,
        0.0f,1.0f,0.0f,  1.0f,0.0f,0.0f,  1.0f,1.0f,0.0f,
        0.0f,1.0f,0.0f,  0.0f,0.0f,0.0f,  0.0f,1.0f,0.0f,
        0.0f,0.0f,0.0f,  1.0f,0.0f,0.0f,  1.0f,1.0f,0.0f,
        1.0f,1.0f,0.0f,  0.0f,1.0f,0.0f,  0.0f,0.0f,0.0f,
        1.0f,0.0f,0.0f,  1.0f,0.0f,0.0f,  1.0f,1.0f,0.0f,
        0.0f,1.0f,0.0f,  0.0f,0.0f,0.0f,  0.0f,0.0f,0.0f,
        1.0f,0.0f,0.0f,  1.0f,1.0f,0.0f,  0.0f,1.0f,0.0f
    };

static unsigned int gBoxFaces[gNumSphereFaces*3] =
    {
        0,1,2, 0,2,3, 4,5,6, 4,6,7, 8,9,10, 8,10,11,
        12,13,14, 12,14,15, 16,17,18, 16,18,19,
        20,21,22, 20,22,23
    };

shared_ptr<TriMesh> StdMeshImporter::UnitBoxMesh()
{
    shared_ptr<TriMesh> mesh(new TriMesh());

    shared_array<float> pos(new float[gNumBoxVertices*3]);
    memcpy(pos.get(),gBoxVertices,gNumBoxVertices*3*sizeof(float));
    mesh->SetPos(pos,gNumBoxVertices);

    shared_array<float> normals(new float[gNumBoxVertices*3]);
    memcpy(normals.get(),gBoxNormals,gNumBoxVertices*3*sizeof(float));
    mesh->SetNormals(normals);

    shared_array<float> tex(new float[gNumBoxVertices*3]);
    memcpy(tex.get(), gBoxTexCoords,gNumBoxVertices*3*sizeof(float));
    mesh->SetTexCoords(tex);

    shared_ptr<IndexBuffer> idx(new IndexBuffer());
    idx->Cache(gNumBoxFaces*3,gBoxFaces);
    mesh->AddFace(idx);

    return mesh;
}

//
// unit capped cylinder
//
static void AddVertex(float** at, float x, float y, float z)
{
    (**at) = x; ++(*at);
    (**at) = y; ++(*at);
    (**at) = z; ++(*at);
}

std::string StdMeshImporter::MangleName (const string& name, const ParameterList& parameter)
{
    if (
        (name != gCCylinderStr) ||
        (parameter.GetSize() < 2)
        )
        {
            return name;
        }

    stringstream ss;
    ss << gCCylinderStr;

    float radius;
    if (parameter.GetValue(parameter[0],radius))
        {
            ss << "R=" << radius;
        }

    float length;
    if (parameter.GetValue(parameter[1],length))
        {
            ss << "L=" << length;
        }

    return ss.str();
}

shared_ptr<TriMesh> StdMeshImporter::UnitCCylinder(const ParameterList& parameter)
{
    //
    // code adapted from ODE's drawstuff lib
    //

    // generated capped clinder with r=1 and l=1
    float ccRadius = 1;
    float ccLength = 1;

    GetLog()->Debug()
        << "(StdMeshImporter::UnitCCylinder) paramSize="
        << parameter.GetSize() << "\n";
    if (parameter.GetSize() >= 2)
        {
            parameter.GetValue(parameter[0],ccRadius);
            parameter.GetValue(parameter[1],ccLength);
        }

    // number of sides to the cylinder (divisible by 4):
    const int capped_cylinder_quality = 3;
    const int n = capped_cylinder_quality*4;

    int innerLoop = (n+1);
    int numVertices = innerLoop * 2;
    numVertices += (innerLoop * (n/4) * 2);
    numVertices += (innerLoop * (n/4) * 2);

    shared_array<float> pos(new float[numVertices * 3]);
    shared_array<float> normals(new float[numVertices * 3]);
    float* cVert = pos.get();
    float* cNormal = normals.get();

    int i,j;
    float tmp,nx,start_nx,start_ny;

    float l = ccLength * 0.5;
    float a = g2PI / n;
    float sa = gSin(a);
    float ca = gCos(a);

    // draw cylinder body

    // normal vector = (0,ny,nz)
    float ny = 1;
    float nz = 0;

    for (i=0; i<=n; ++i)
        {
            AddVertex(&cNormal,ny,nz,0);
            AddVertex(&cVert,ny*ccRadius,nz*ccRadius,l);
            AddVertex(&cNormal,ny,nz,0);
            AddVertex(&cVert,ny*ccRadius,nz*ccRadius,-l);

            // rotate ny,nz
            tmp = ca * ny - sa * nz;
            nz = sa*ny + ca*nz;
            ny = tmp;
        }

    // draw first cylinder cap
    start_nx = 0;
    start_ny = 1;

    for (j=0; j<(n/4); ++j)
        {
            // get start_n2 = rotated start_n
            float start_nx2 =  ca*start_nx + sa*start_ny;
            float start_ny2 = -sa*start_nx + ca*start_ny;

            // get n=start_n and n2=start_n2
            nx = start_nx;
            ny = start_ny;
            nz = 0;
            float nx2 = start_nx2;
            float ny2 = start_ny2;
            float nz2 = 0;

            for (i=0; i<=n; i++)
                {
                    AddVertex(&cNormal,ny2,nz2,nx2);
                    AddVertex(&cVert,ny2*ccRadius,nz2*ccRadius,l+nx2*ccRadius);
                    AddVertex(&cNormal,ny,nz,nx);
                    AddVertex(&cVert,ny*ccRadius,nz*ccRadius,l+nx*ccRadius);

                    // rotate n,n2
                    tmp = ca*ny - sa*nz;
                    nz = sa*ny + ca*nz;
                    ny = tmp;
                    tmp = ca*ny2- sa*nz2;
                    nz2 = sa*ny2 + ca*nz2;
                    ny2 = tmp;
                }

            start_nx = start_nx2;
            start_ny = start_ny2;
        }

    // draw second cylinder cap
    start_nx = 0;
    start_ny = 1;

    for (j=0; j<(n/4); j++)
        {
            // get start_n2 = rotated start_n
            float start_nx2 = ca*start_nx - sa*start_ny;
            float start_ny2 = sa*start_nx + ca*start_ny;

            // get n=start_n and n2=start_n2
            nx = start_nx; ny = start_ny; nz = 0;
            float nx2 = start_nx2;
            float ny2 = start_ny2;
            float nz2 = 0;

            for (i=0; i<=n; i++)
                {
                    AddVertex(&cNormal,ny,nz,nx);
                    AddVertex(&cVert,ny*ccRadius,nz*ccRadius,-l+nx*ccRadius);
                    AddVertex(&cNormal,ny2,nz2,nx2);
                    AddVertex(&cVert,ny2*ccRadius,nz2*ccRadius,-l+nx2*ccRadius);
                    // rotate n,n2
                    tmp = ca*ny - sa*nz;
                    nz = sa*ny + ca*nz;
                    ny = tmp;
                    tmp = ca*ny2- sa*nz2;
                    nz2 = sa*ny2 + ca*nz2;
                    ny2 = tmp;
                }

            start_nx = start_nx2;
            start_ny = start_ny2;
        }

    shared_ptr<IndexBuffer> idx(new IndexBuffer());
    // triangle strip -> triangles
    int numFaces = (numVertices - 2);
    idx->EnsureFit(numFaces*3);

    for (i=0;i<numFaces;++i)
        {
            if (i%2)
                {
                    idx->Cache(i+1);
                    idx->Cache(i);
                    idx->Cache(i+2);
                } else
                    {
                        idx->Cache(i);
                        idx->Cache(i+1);
                        idx->Cache(i+2);
                    }
        }

    shared_ptr<TriMesh> mesh(new TriMesh());
    mesh->SetPos(pos,numVertices);
    mesh->SetNormals(normals);
    mesh->AddFace(idx);
    mesh->SetName(MangleName(gCCylinderStr,parameter));

    return mesh;
}


--- NEW FILE: trimesh.h ---
/* -*- mode: c++; c-basic-offset: 4; indent-tabs-mode: nil -*-

   this file is part of rcssserver3D
   Fri May 9 2003
   Copyright (C) 2002,2003 Koblenz University
   Copyright (C) 2003 RoboCup Soccer Server 3D Maintenance Group
   $Id: trimesh.h,v 1.1 2005/12/05 21:16:49 rollmark Exp $

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; version 2 of the License.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef OXYGEN_TRIMESH
#define OXYGEN_TRIMESH

#include "indexbuffer.h"
#include <list>
#include <boost/shared_array.hpp>
#include <boost/shared_ptr.hpp>
#include <string>

namespace oxygen
{

/** \class TriMesh (triangle mesh) encapsulates a list of vertices,
    texture coordinates and normals together with an associated list
    of index lists. Each index list additionally stores the name of a
    material. Triangle meshes describe arbitrary geometry. They are
    used for collision detection and rendering.
    Vertices, texture coordinates and normales are each stored as a
    list of floats, with three consecutive values for each
    vector. Indeces are stored using the IndexBuffer class as as list
    of unsigned int values.
 */
class TriMesh
{
public:
    struct Face
    {
    public:
        boost::shared_ptr<IndexBuffer> indeces;
        std::string material;

    public:
        Face(boost::shared_ptr<IndexBuffer> i, std::string m)
            : indeces(i), material(m) {};
    };

    typedef std::list<Face> TFaces;

public:
    TriMesh();
    ~TriMesh();

    /** sets the list of vertices and their number*/
    void SetPos(boost::shared_array<float> pos, int vertexCount);

    /** returns the list of vertices */
    const boost::shared_array<float> GetPos() const;

    /** returns the number of stored vertices */
    int GetVertexCount() const;

    /** sets the list of texture coordinates */
    void SetTexCoords(boost::shared_array<float> texCoords);

    /** returns the list of texture coordinates */
    const boost::shared_array<float> GetTexCoords() const;

    /** sets the list of surface normals */
    void SetNormals(boost::shared_array<float> normal);

    /** returns the list of surface normals */
    const boost::shared_array<float> GetNormals() const;

    /** adds a face, i.e. a list of indeces. Each consecutive triple
        describes one triangle */
    void AddFace(boost::shared_ptr<IndexBuffer> indeces,
                  const std::string& material = "default");

    /** adds a face, i.e. a list of indeces. Each consecutive triple
        describes one triangle */
    void AddFace(const Face& face);

    /** returns the list of faces */
    const TFaces& GetFaces() const;

    /** returns the name of this trimesh */
    const std::string& GetName() const;

    /** sets the name of this trimesh */
    void SetName(const std::string& name);

protected:
    /** the unique name of this trimesh */
    std::string mName;

    /** the number of stored vertices */
    int mVertexCount;

    /** the list of vertices */
    boost::shared_array<float> mPos;

    /** the list of texture coordinates */
    boost::shared_array<float> mTexCoords;

    /** the list of surface normals */
    boost::shared_array<float> mNormal;

    /** the list of faces */
    TFaces mFaces;
};

} // namespace oxygen

#endif // OXYGEN_TRIMESH